Example usage for android.support.v4.content CursorLoader CursorLoader

Introduction

In this page you can find the example usage for android.support.v4.content CursorLoader CursorLoader.

Prototype

public CursorLoader(Context context, Uri uri, String[] projection, String selection, String[] selectionArgs,
        String sortOrder) 

Source Link

Document

Creates a fully-specified CursorLoader.

Usage

From source file:com.beesham.popularmovies.DetailsFragment.java

private CursorLoader loadFromMovieFavoriteEntry() {
    String[] projection = new String[] { MoviesFavoriteEntry._ID, MoviesFavoriteEntry.COLUMN_MOVIE_ID,
            MoviesFavoriteEntry.COLUMN_MOVIE_TITLE, MoviesFavoriteEntry.COLUMN_MOVIE_SYNOPSIS,
            MoviesFavoriteEntry.COLUMN_MOVIE_POSTER, MoviesFavoriteEntry.COLUMN_MOVIE_RELEASE_DATE,
            MoviesFavoriteEntry.COLUMN_MOVIE_USER_RATING, MoviesFavoriteEntry.COLUMN_MOVIE_TRAILERS,
            MoviesFavoriteEntry.COLUMN_MOVIE_REVIEWS };

    if (mUri != null) {
        String selection = MoviesFavoriteEntry.COLUMN_MOVIE_TITLE + "=?";
        String[] selectionArgs = { mUri.getPathSegments().get(1) };

        return new CursorLoader(getActivity(), MoviesFavoriteEntry.CONTENT_URI, projection, selection,
                selectionArgs, null);/*from  w  w w . j a v  a2  s . co  m*/
    }
    return null;
}

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From source file:com.odoo.addons.notes.Notes.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle data) {
    String selection = "";
    List<String> args = new ArrayList<>();
    Uri uri = db().uri();// ww w.j ava 2s . co  m
    switch (mCurrentKey) {
    case Notes:
        args.add(mStageId + "");
        selection += "stage_id = ? and open = ? and trashed = ?";
        args.add("true");
        args.add("0");
        break;
    case Reminders:
        selection += " reminder != ?";
        args.add("0");
        break;
    case Archive:
        selection += " open = ? and trashed = ?";
        args.add("false");
        args.add("0");
        break;
    case Deleted:
        selection += " trashed = ?";
        args.add("1");
        break;
    case TagFilter:
        uri = ((NoteNote) db()).filterTag();
        args.add(extra.getInt("tag_id") + "");
        break;
    }
    if (mFilter != null) {
        selection += " and name like ?";
        args.add("%" + mFilter + "%");
    }
    String[] arguments = args.toArray(new String[args.size()]);
    return new CursorLoader(getActivity(), uri, null, selection, arguments, " sequence");
}

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From source file:com.ant.sunshine.app.fragments.ForecastFragment.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    // This is called when a new Loader needs to be created.  This
    // fragment only uses one loader, so we don't care about checking the id.

    // To only show current and future dates, filter the query to return weather only for
    // dates after or including today.

    // Sort order:  Ascending, by date.
    String sortOrder = WeatherContract.WeatherEntry.COLUMN_DATE + ASC;

    String locationSetting = Utility.getPreferredLocation(getCurrentActivity());
    Uri weatherForLocationUri = WeatherContract.WeatherEntry.buildWeatherLocationWithStartDate(locationSetting,
            System.currentTimeMillis());

    return new CursorLoader(getCurrentActivity(), weatherForLocationUri, ForecastConstants.FORECAST_COLUMNS,
            null, null, sortOrder);/*from  w ww .j  a va 2  s.co m*/
}

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From source file:com.murrayc.galaxyzoo.app.ClassifyFragment.java

@Nullable
private Loader<Cursor> onCreateLoaderGetNextId() {
    final String itemId = getItemId();
    if (TextUtils.isEmpty(itemId)) {
        return null;
    }//from w w  w  .j a  v a 2 s .  co  m

    //Asynchronously get the actual ID,
    //because we have just asked for the "next" item.
    final Activity activity = getActivity();

    final Uri.Builder builder = Item.CONTENT_URI.buildUpon();
    builder.appendPath(itemId);

    showLoadingInProgress(true);

    return new CursorLoader(activity, builder.build(), mColumns, null, // No where clause, return all records. We already specify just one via the itemId in the URI
            null, // No where clause, therefore no where column values.
            null // Use the default sort order.
    );
}

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From source file:com.orangelabs.rcs.ri.messaging.chat.group.GroupChatList.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    /* Create a new CursorLoader with the following query parameters. */
    return new CursorLoader(this, ChatLog.GroupChat.CONTENT_URI, PROJECTION, null, null, SORT_ORDER);
}

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From source file:com.jimandreas.popularmovies.MovieDetailFragment.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    if (null != mUri) {
        // Now create and return a CursorLoader that will take care of
        // creating a Cursor for the data being displayed.
        return new CursorLoader(getActivity(), mUri, MOVIE_COLUMNS, null, null, null);
    }/*from   w  w  w. j a  va 2s  .  c om*/

    /*
     * See Audacity Advanced Android training for more info on this
     * rather nice handling of visibility:
     *
     *  So Much Real Estate Part 3 (solution)
     * https://www.youtube.com/watch?v=jkK-Uxx6dLQ
     *
     * Basically the fragment is parented to a CardView when
     * running on a Tablet, in Landscape or Portrait orientation.
     * This nulls out the simultaneous presentation of the detail view
     * before the info is retrieved in the cursor.
     */
    ViewParent vp = getView().getParent();
    if (vp != null && vp instanceof CardView) {
        ((View) vp).setVisibility(View.INVISIBLE);
    }
    return null;
}

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From source file:com.abcvoipsip.ui.account.AccountsEditListFragment.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    return new CursorLoader(getActivity(), SipProfile.ACCOUNT_URI,
            new String[] { SipProfile.FIELD_ID + " AS " + BaseColumns._ID, SipProfile.FIELD_ID,
                    SipProfile.FIELD_DISPLAY_NAME, SipProfile.FIELD_WIZARD, SipProfile.FIELD_ACTIVE },
            null, null, null);/*  ww  w .  jav a 2 s  . c o m*/

}

---

From source file:com.example.locationprovider.app.MainActivity.java

/**
 *
 */// w  w  w .j  ava 2s .  c om
@Override
public Loader onCreateLoader(int id, Bundle args) {
    Uri uri = MockLocationProvider.uri;
    return new CursorLoader(this, uri, null, null, null, null);
}

---

From source file:br.com.mybaby.contatos.ContactDetailFragment.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    final Uri uri = Uri.withAppendedPath(mContactUri, Contacts.Data.CONTENT_DIRECTORY);
    switch (id) {
    // Two main queries to load the required information
    case ContactDetailQuery.QUERY_ID:
        // This query loads main contact details, see
        // ContactDetailQuery for more information.
        return new CursorLoader(getActivity(), mContactUri, ContactDetailQuery.PROJECTION, null, null, null);
    //            case ContactAddressQuery.QUERY_ID:
    //                // This query loads contact address details, see
    //                // ContactAddressQuery for more information.
    //                return new CursorLoader(getActivity(), uri,
    //                        ContactAddressQuery.PROJECTION,
    //                        ContactAddressQuery.SELECTION,
    //                        null, null);
    case ContactPhoneQuery.QUERY_ID:
        return new CursorLoader(getActivity(), uri, ContactPhoneQuery.PROJECTION, ContactPhoneQuery.SELECTION,
                null, null);//from w  w w  . j a  v a2s  .com
    }
    return null;
}

---

From source file:com.glandorf1.joe.wsprnetviewer.app.WsprFragment.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    // This is called when a new Loader needs to be created.  This
    // fragment only uses one loader, so we don't care about checking the id.

    // TODO: Filter the query to only return data from today and the previous N days.
    //        Calendar cal = Calendar.getInstance();
    //        cal.setTime(new Date());
    //        cal.add(Calendar.DATE, -7); // N= 7
    //        Date cutoffDate = cal.getTime();
    //        String startTimestamp = WsprNetContract.getDbTimestampString(cutoffDate);

    // Sort order:  Descending, by timestamp.
    String sortOrder = WsprNetContract.SignalReportEntry.COLUMN_TIMESTAMPTEXT + " DESC";
    String txCall = Utility.getFilterCallsign(getActivity(), true),
            rxCall = Utility.getFilterCallsign(getActivity(), false);
    String txGridsquare = Utility.getFilterGridsquare(getActivity(), true),
            rxGridsquare = Utility.getFilterGridsquare(getActivity(), false);
    txCall = Utility.filterCleanupForSQL(txCall);
    rxCall = Utility.filterCleanupForSQL(rxCall);
    txGridsquare = Utility.filterCleanupForSQL(txGridsquare);
    rxGridsquare = Utility.filterCleanupForSQL(rxGridsquare);
    mSelection = "";
    if (Utility.isFiltered(getActivity())) {
        // When adding filters, be sure to update onResume(), and save the preference value below, too.
        String prefAndOr = Utility.isFilterAnd(getActivity()) ? " and " : " or ";
        String sAndOr = " ";
        if (txCall.length() > 0) {
            sAndOr = (mSelection.length() > 0) ? prefAndOr : "";
            mSelection += sAndOr + "(" + WsprNetContract.SignalReportEntry.COLUMN_TX_CALLSIGN + " like '"
                    + txCall + "')";
        }/*from   w  w w  .  j av  a 2  s  .  com*/
        if (rxCall.length() > 0) {
            sAndOr = (mSelection.length() > 0) ? prefAndOr : "";
            mSelection += sAndOr + "(" + WsprNetContract.SignalReportEntry.COLUMN_RX_CALLSIGN + " like '"
                    + rxCall + "')";
        }
        if (txGridsquare.length() > 0) {
            sAndOr = (mSelection.length() > 0) ? prefAndOr : "";
            mSelection += sAndOr + "(" + WsprNetContract.SignalReportEntry.COLUMN_TX_GRIDSQUARE + " like '"
                    + txGridsquare + "')";
        }
        if (rxGridsquare.length() > 0) {
            sAndOr = (mSelection.length() > 0) ? prefAndOr : "";
            mSelection += sAndOr + "(" + WsprNetContract.SignalReportEntry.COLUMN_RX_GRIDSQUARE + " like '"
                    + rxGridsquare + "')";
        }
        // Examples of resulting 'selection' clause:
        //   tx_callsign like 'D%'
        //   (tx_gridsquare like 'D%') and (rx_callsign like 'N%')
        //   (tx_gridsquare like 'D%') or (rx_callsign like 'N%')
        if (mSelection.length() > 0) {
            // Remind user that items are filtered, in case the result is not what they expect.
            Toast.makeText(getActivity(), getActivity().getString(R.string.toast_filter_items),
                    Toast.LENGTH_LONG).show();
        }
    }

    int mainDisplayPreference = Utility.getMainDisplayPreference(getActivity());
    if (mWsprAdapter.mainDisplayFormat != mainDisplayPreference) {
        // Update the gridsquare/callsign heading text based on the display layout.
        switch (mainDisplayPreference) {
        case Utility.MAIN_DISPLAY_CALLSIGN: // fit everything into 2 lines of display
            mTVGridCallHeader.setText(getActivity().getString(R.string.callsign));
            mTVGridCallHeader.setTextColor(getResources().getColor(R.color.wspr_brown));
            break;
        case Utility.MAIN_DISPLAY_GRIDCALL: // fit everything into 4 lines of display
            String g = getActivity().getString(R.string.grid);
            String c = getActivity().getString(R.string.call);
            Spannable s = new SpannableString(g + "/" + c);
            // In "Grid/Call", make "grid" black, "Call" brown, and "/" somewhere between.
            // Release: For "Grid", set the span to be 1 extra character.
            s.setSpan(new ForegroundColorSpan(Color.BLACK), 0, g.length() + 0,
                    Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
            // Debug: For the "/", set the span to be 2 characters; it will won't display in the color if the span is only 1 character.
            s.setSpan(new ForegroundColorSpan(getResources().getColor(R.color.wspr_brown2)), g.length() + 0,
                    g.length() + 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
            s.setSpan(new ForegroundColorSpan(getResources().getColor(R.color.wspr_brown)), g.length() + 1,
                    s.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
            mTVGridCallHeader.setText(s);
            break;
        case Utility.MAIN_DISPLAY_GRIDSQUARE: // fit everything into 2 lines of display
        default:
            mTVGridCallHeader.setText(getActivity().getString(R.string.gridsquare));
            mTVGridCallHeader.setTextColor(Color.BLACK);
        }

    }

    // Save some of the preferences to detect if they've changed in onResume().
    mGridsquare = Utility.getPreferredGridsquare(getActivity());
    mWsprAdapter.mainDisplayFormat = mainDisplayPreference;
    mFilterTxCallsign = Utility.getFilterCallsign(getActivity(), true);
    mFilterRxCallsign = Utility.getFilterCallsign(getActivity(), false);
    mFilterTxGridsquare = Utility.getFilterGridsquare(getActivity(), true);
    mFilterRxGridsquare = Utility.getFilterGridsquare(getActivity(), false);
    mFilterAnd = Utility.isFilterAnd(getActivity());
    mFiltered = Utility.isFiltered(getActivity());
    Uri wsprUri;
    wsprUri = WsprNetContract.SignalReportEntry.buildWspr();

    // Create and return a CursorLoader that will take care of creating a Cursor for the data being displayed.
    return new CursorLoader(getActivity(), // context
            wsprUri, // URI
            WSPR_COLUMNS, // String[] projection
            mSelection, // String selection
            null, // String[] selectionArgs
            sortOrder // String sortOrder
    );
}

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